Chemical Characteristics of Organic Aerosols in Shanghai: A Study by Ultrahigh‐Performance Liquid Chromatography Coupled With Orbitrap Mass Spectrometry
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Geophysical Research"
DOI: 10.1002/2017jd026930
Abstract: PM2.5 filter samples were collected in July and October 2014 and January and April 2015 in urban Shanghai, and analyzed using ultra-high-performance liquid chromatography (UHPLC) coupled to Orbitrap mass spectrometry (MS). The measured chromatogram-mass spectra… read more here.
Keywords: mass; chemical; liquid chromatography; coupled orbitrap ... See more keywords
Gas-Phase Chemistry in the GC Orbitrap Mass Spectrometer
Sign Up to like & getrecommendations! Published in 2018 at "Journal of The American Society for Mass Spectrometry"
DOI: 10.1007/s13361-018-2117-5
Abstract: AbstractGas-phase reactions of temporally stored ions play a significant role in trapped ion mass spectrometry. Especially highly labile ion species generated through electron ionization (EI) are prone to undergo gas-phase reactions after relaxation to a… read more here.
Keywords: mass spectrometry; chemistry; mass; gas phase ... See more keywords
Implementation of orbitrap mass spectrometry for improved GC-MS target analysis in lithium ion battery electrolytes
Sign Up to like & getrecommendations! Published in 2022 at "MethodsX"
DOI: 10.1016/j.mex.2022.101621
Abstract: The implementation of orbitrap mass spectrometry for target analysis of volatile species in aged lithium-ion batteries was performed in a case study on butyl carbonates. In comparison to previously applied single quadrupole-based methods, major improvements… read more here.
Keywords: analysis; mass spectrometry; mass; orbitrap mass ... See more keywords
Integration of Segmented Ion Fractionation and Differential Ion Mobility on a Q-Exactive Hybrid Quadrupole Orbitrap Mass Spectrometer.
Sign Up to like & getrecommendations! Published in 2021 at "Analytical chemistry"
DOI: 10.1021/acs.analchem.1c01376
Abstract: High-field asymmetric waveform ion mobility spectrometry (FAIMS) has gained popularity in the proteomics field for its capability to improve mass spectrometry sensitivity and to decrease peptide co-fragmentation. The recent implementation of FAIMS on Tribrid Orbitrap… read more here.
Keywords: mass spectrometer; mass; ion mobility; ion ... See more keywords
Identification of Novel Phosphorus-Based Flame Retardants in Curtains Purchased in Japan Using Orbitrap Mass Spectrometry
Sign Up to like & getrecommendations! Published in 2018 at "Environmental Science and Technology Letters"
DOI: 10.1021/acs.estlett.8b00263
Abstract: An analytical method was developed for screening and identifying novel flame retardants in curtains purchased in Japan in 2014 by use of a liquid chromatograph interfaced with a hybrid quadrupole Orbitrap mass spectrometer (LC–Orbitrap-MS; Q… read more here.
Keywords: purchased japan; curtains purchased; retardants curtains; orbitrap mass ... See more keywords
Optimization of Ultrafast Proteomics Using an LC-Quadrupole-Orbitrap Mass Spectrometer with Data-Independent Acquisition
Sign Up to like & getrecommendations! Published in 2022 at "Journal of Proteome Research"
DOI: 10.1021/acs.jproteome.2c00121
Abstract: Proteomics has become an increasingly important tool in medical and medicinal applications. It is necessary to improve the analytical throughput for these applications, particularly in large-scale drug screening to enable measurement of a large number… read more here.
Keywords: data independent; quadrupole orbitrap; mass spectrometer; orbitrap mass ... See more keywords
UHPLC Q-Orbitrap Mass Spectrometry-Based Molecular Networking for Identification of Chemical Constituents in the Multi-Herb Formula Runyan Mixture
Sign Up to like & getrecommendations! Published in 2023 at "ACS Omega"
DOI: 10.1021/acsomega.2c06885
Abstract: Traditional Chinese medicine (TCM) in-hospital preparations are approved for use only in the hospital where they are prepared. They are widely used in China because of their efficacy and affordable price. However, few researchers focused… read more here.
Keywords: runyan mixture; molecular networking; networking; mass spectrometry ... See more keywords
Laser post-ionisation combined with a high resolving power orbitrap mass spectrometer for enhanced MALDI-MS imaging of lipids.
Sign Up to like & getrecommendations! Published in 2017 at "Chemical communications"
DOI: 10.1039/c7cc02325a
Abstract: Coupling laser post-ionisation with a high resolving power MALDI Orbitrap mass spectrometer has realised an up to ∼100-fold increase in the sensitivity and enhanced the chemical coverage for MALDI-MS imaging of lipids relative to conventional… read more here.
Keywords: mass spectrometer; laser post; resolving power; post ionisation ... See more keywords
Modulatory Effect of Guinep (Melicoccus bijugatus Jacq) Fruit Pulp Extract on Isoproterenol-Induced Myocardial Damage in Rats. Identification of Major Metabolites Using High Resolution UHPLC Q-Orbitrap Mass Spectrometry
Sign Up to like & getrecommendations! Published in 2019 at "Molecules"
DOI: 10.3390/molecules24020235
Abstract: Guinep is traditionally used in the management of cardiovascular ailments. This study aims to evaluate its medicinal constituents and effects in the management of myocardial injury in an experimental isoproterenol (ISO) rat model. Sprague-Dawley rats… read more here.
Keywords: high resolution; mass spectrometry; group; melicoccus bijugatus ... See more keywords
Identification and Quantification of Fructoborate Ester Complex Using Liquid Chromatography Coupled with Q Exactive Orbitrap Mass Spectrometry
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Field Robotics"
DOI: 10.5539/jfr.v6n3p85
Abstract: The identification of fructoborate complex in food matrices using liquid chromatography coupled with quadrupole Orbitrap mass spectrometry was investigated in this study. The LC/MS method was established by optimization of mobile phases and direct infusion… read more here.
Keywords: orbitrap mass; using liquid; liquid chromatography; fructoborate ... See more keywords